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2026-04-30 - 16:53
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Thu Apr 30, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9567212765,6sleep10-21swapper/107:07:381
9567212765,6sleep10-21swapper/107:07:371
96412115105,7sleep20-21swapper/207:08:352
96412115105,7sleep20-21swapper/207:08:342
97192109100,6sleep30-21swapper/307:09:373
97192109100,6sleep30-21swapper/307:09:363
9417210898,7sleep00-21swapper/007:05:410
9417210898,7sleep00-21swapper/007:05:400
130092640,0sleep00-21swapper/009:05:220
209892630,0sleep30-21swapper/310:10:213
227722610,0sleep30-21swapper/312:35:213
65972590,0sleep00-21swapper/008:00:180
22722570,0sleep10-21swapper/112:20:141
101462570,0sleep10-21swapper/111:55:201
93002560,2sleep120-21rcuc/108:05:001
300002490,0sleep30-21swapper/309:50:183
82632420,0sleep338-21rcuc/311:25:173
991599303,3cyclictest53650irq/24-enp1s011:25:241
991599270,26cyclictest0-21swapper/112:34:251
991599270,26cyclictest0-21swapper/112:28:431
991599270,26cyclictest0-21swapper/109:45:391
991599270,26cyclictest0-21swapper/109:34:181
991599270,26cyclictest0-21swapper/108:46:351
991199270,26cyclictest0-21swapper/010:33:150
991199270,26cyclictest0-21swapper/010:33:150
991199270,26cyclictest0-21swapper/007:50:150
991199270,26cyclictest0-21swapper/007:14:560
992399260,25cyclictest0-21swapper/212:35:412
992399260,25cyclictest0-21swapper/208:18:532
991599260,25cyclictest0-21swapper/112:17:131
991599260,25cyclictest0-21swapper/111:05:311
991599260,25cyclictest0-21swapper/111:01:281
991599260,25cyclictest0-21swapper/109:37:361
991599260,25cyclictest0-21swapper/109:14:441
991599260,25cyclictest0-21swapper/109:05:091
991599260,25cyclictest0-21swapper/108:38:121
991599260,25cyclictest0-21swapper/108:23:081
991599260,25cyclictest0-21swapper/108:16:051
991599260,25cyclictest0-21swapper/107:13:261
991199260,25cyclictest0-21swapper/009:47:240
9923992522,2cyclictest0-21swapper/210:26:542
992399250,24cyclictest0-21swapper/211:40:282
991599250,24cyclictest0-21swapper/109:01:451
992399241,22cyclictest0-21swapper/208:14:442
992399241,17cyclictest7741-21kthreadcore09:30:212
991599240,23cyclictest0-21swapper/111:31:501
9923992319,3cyclictest0-21swapper/211:09:352
992399231,21cyclictest0-21swapper/212:22:522
992399231,21cyclictest0-21swapper/210:14:122
992399231,21cyclictest0-21swapper/209:52:572
992399231,21cyclictest0-21swapper/207:53:142
992399230,23cyclictest0-21swapper/210:35:032
992399230,22cyclictest0-21swapper/210:21:302
9915992321,2cyclictest0-21swapper/107:17:281
991599231,21cyclictest0-21swapper/110:47:511
991599230,23cyclictest0-21swapper/110:54:131
9911992319,3cyclictest749-21snmpd07:40:080
9923992219,3cyclictest0-21swapper/211:58:352
9923992219,2cyclictest749-21snmpd12:31:252
9923992218,3cyclictest0-21swapper/209:04:202
9923992215,6cyclictest0-21swapper/208:06:202
992399221,3cyclictest0-21swapper/208:43:332
992399220,3cyclictest0-21swapper/211:34:442
992399220,21cyclictest0-21swapper/210:03:512
991599221,3cyclictest0-21swapper/110:30:121
991599221,3cyclictest0-21swapper/110:30:121
991599221,20cyclictest0-21swapper/109:55:331
991599220,3cyclictest0-21swapper/110:35:451
991599220,21cyclictest0-21swapper/108:56:211
9911992219,1cyclictest752-21lldpd08:16:320
9923992117,3cyclictest0-21swapper/210:07:212
992399211,19cyclictest0-21swapper/207:59:202
992399210,2cyclictest0-21swapper/207:27:582
992399210,20cyclictest0-21swapper/208:21:102
9915992119,2cyclictest0-21swapper/107:56:561
991599211,1cyclictest0-21swapper/110:10:131
991599211,19cyclictest0-21swapper/109:53:451
991599211,18cyclictest0-21swapper/112:35:121
991599210,3cyclictest0-21swapper/111:42:491
991599210,2cyclictest0-21swapper/108:07:401
991599210,20cyclictest0-21swapper/111:38:011
991599210,20cyclictest0-21swapper/111:24:181
991599210,20cyclictest0-21swapper/111:12:101
991599210,20cyclictest0-21swapper/109:23:391
991599210,20cyclictest0-21swapper/108:29:211
991599210,20cyclictest0-21swapper/107:50:401
991599210,20cyclictest0-21swapper/107:24:321
991199216,14cyclictest0-21swapper/011:42:460
9911992119,1cyclictest749-21snmpd08:09:590
9911992117,3cyclictest749-21snmpd08:51:390
991199210,2cyclictest0-21swapper/010:37:160
991199210,20cyclictest0-21swapper/008:47:410
992399202,15cyclictest0-21swapper/209:47:042
9923992018,1cyclictest749-21snmpd12:28:082
9923992018,1cyclictest749-21snmpd12:06:282
9923992018,1cyclictest749-21snmpd11:47:382
9923992018,1cyclictest749-21snmpd11:20:382
9923992018,1cyclictest749-21snmpd11:19:222
9923992018,1cyclictest749-21snmpd11:04:522
9923992018,1cyclictest749-21snmpd10:51:302
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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